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#SERIAL SERIAL#
#SERIAL DRIVER#
#SERIAL CODE#
#SERIAL PC#

In Serial, Sarah Koenig and producers Julie Snyder, Dana Chivvis and Emily Condon explore whether the evidence that led to Syed’s conviction was sufficient, thereby offering a soulful examination of reasonable doubt in homicide trials. 23.6 Devfs (The deprecated Device File System.Since 2000, when he was still a teenager, Adnan Syed has been serving a life sentence in a Maryland prison for the murder of Hae Min Lee.23.5 Lock-Files if you used the depreciated devfs.23.4 Modems on Multiport Cards Obsolete for Sending at 56k.

#SERIAL CODE#

23.3 Configuring by modifying source code.

23.2 Two Ports with the Same IO address.

Appendix A: Very Obsolete Hardware/Software

20.5 How "Asynchronous" is SynchronizedĢ1.

#SERIAL SERIAL#

19.1 Pinout of 9-pin and 25-pin serial connectors.

What Are UARTs? How Do They Affect Performance?

17.2 Symptoms of Mis-set or Conflicting Interruptsġ8.

16.21 Almost all characters are wrong Many missing or many extras.

16.19 Port gets characters only sporadically.16.16 "Input/output error" from setserial, stty, pppd, etc.16.15 "/dev/tty? Device or resource busy".16.12 "Operation not supported by device" for ttyS?.16.10 "Cannot open /dev/ttyS?: Permission denied".16.9 "Cannot open /dev/ttyS?: Device or resource busy.16.8 The Startup Screen Shows Wrong IRQs for the Serial Ports.16.7 Somewhat Slow: I expected it to be a few times faster.16.6 Extremely Slow: Text appears on the screen slowly after long delays.

#SERIAL PC#

16.5 Linux Creates an Interrupt Conflict (your PC has an ISA slot).16.3 (The following subsections are in both the Serial and Modem HOWTOs).15.6 Stopping the Data Flow when Printing, etc.15.4 Serial Console (console on the serial port).Serial Communications Programs And Utilities 13.3 Change Owners, Groups, and/or Permissions of Device Filesġ4.11.7 Connect the serial port to a fast network: ser2net.11.6 Connecting two PCs together via serial ports.

11.1 Serial Monitoring/Diagnostics Programs.Interesting Programs You Should Know About 10.8 Creating Devices In the /dev directoryġ1.10.7 Which Connector on the Back of my PC is ttyS1, etc?.10.5 USB (Universal Serial Bus) Serial Ports.10.3 Serial Port Device Names & Numbers.

#SERIAL DRIVER#

Configuring the Serial Driver (high-level) "stty"

8.11 Giving the IRQ and IO Address to Setserialĩ.

8.10 Set IO Address & IRQ in the hardware (mostly for PnP).

8.9 Choosing Addresses -Video card conflict with ttyS3.

8.7 What is the IO Address & IRQ of my Serial Port Hardware?.

8.6 What is the IO Address and IRQ per the driver ?.

8.4 Common mistakes made re low-level configuring.

Locating the Serial Port: IO address, IRQs

5.8 Intelligent Multiport Serial BoardsĨ.

5.7 Dumb Multiport Serial Boards (with standard UART chips).

5.5 Making Legacy Multiport Devices in the /dev Directory.

5.4 Multiport Devices in the /dev Directory,.

4.12 Inefficient PCI Interface to the Computer (in some cases)ĥ.

4.11 RS-232 Cable Is Low Speed & Short Distance.

4.10 The Serial Port is Now Obsolete on PCs.

Text-Terminal, those HOWTOs should be consulted first. Modem, PPP (used for Internet access on a phone line), or a When the problem is the serial port itself. Than found in the above HOWTOs and should be best for troubleshooting

ItĬontains technical info about the serial port itself in more detail Should be covered by Modem-HOWTO, PPP-HOWTO, Serial-Programming-HOWTO, It covers information other than that which This port has mostlyĭisappeared from desktops and laptops is still used elsewhere such asįor embedded systems. This document is for the UART serial port. Serial HOWTO David by Greg Hankins v2.27 February 2011